Suzaku Observations across the Cygnus Loop from the Northeastern to the Southwestern RimWe have observed the Cygnus Loop from the northeast (NE) rim to the southwest (SW) rim using Suzaku in 10 pointings that is just north of previous XMM-Newton observations. The observation data…Masashi Kimura, Hiroshi Tsunemi, Satoru Katsuda et al.·Oct 27, 2008SaveLearn
The 2dF-SDSS LRG and QSO Survey: The spectroscopic QSO catalogueWe present the final spectroscopic QSO catalogue from the 2dF-SDSS LRG and QSO (2SLAQ) Survey. This is a deep, 18<g<21.85 (extinction corrected), sample aimed at probing in detail the faint end of…Scott M. Croom, Gordon T. Richards, Tom Shanks et al.·Oct 27, 2008SaveLearn
SiO Outflow Signatures Toward Massive Young Stellar Objects with Linearly Distributed Methanol MasersMethanol masers are often found in linear distributions, and it has been hypothesized that these masers are tracing circumstellar accretion disks around young massive stars. However, recent…J. M. De Buizer, R. O. Redman, S. N. Longmore et al.·Oct 27, 2008SaveLearn
Three Dimensional Structure and Energy Balance of a Coronal Mass EjectionThe Ultraviolet Coronagraph Spectrometer (UVCS) observed Doppler shifted material of a partial Halo Coronal Mass Ejection (CME) on December 13 2001. The observed ratio of [O V]/O V] is a reliable…J. -Y. Lee, J. C. Raymond, Y. -K. Ko et al.·Oct 27, 2008SaveLearn
Prospects for testing the nature of Sgr A*'s NIR flares on the basis of current VLT- and future VLTI-observationsSagittarius A*, the supermassive compact object at the center of the Galaxy, exhibits outbursts in the near infrared and X-ray domains. These flares are likely due to energetic events very close to…N. Hamaus, T. Paumard, T. Müller et al.·Oct 27, 2008SaveLearn
New Approaches to Object Classification in Synoptic Sky SurveysDigital synoptic sky surveys pose several new object classification challenges. In surveys where real-time detection and classification of transient events is a science driver, there is a need for an…C. Donalek, A. Mahabal, S. G. Djorgovski et al.·Oct 27, 2008SaveLearn
Calculation of Solar P-mode Oscillation Frequency Splittings Based on a Two-dimensional Solar ModelWe compute the p-mode oscillation frequencies and frequency splittings that arise in a two-dimensional model of the Sun that contains toroidal magnetic fields in its interior.Linghuai Li, Sarbani Basu, Sabatino Sofia et al.·Oct 27, 2008SaveLearn
Two-Dimensional Stellar Evolution Code Including Arbitrary Magnetic Fields. II. Precision Improvement and Inclusion of Turbulence and RotationIn the second paper of this series we pursue two objectives. First, in order to make the code more sensitive to small effects, we remove many approximations made in Paper I. Second, we include…Linghuai Li, Sabatino Sofia, Paolo Ventura et al.·Oct 27, 2008SaveLearn
Epsilon Indi Ba, Bb: a spectroscopic study of the nearest known brown dwarfsThe discovery of Epsilon Indi Ba and Bb, a nearby binary brown dwarf system with a main-sequence companion, allows a concerted campaign to characterise the physical parameters of two T dwarfs…Robert R. King, Mark J. McCaughrean, Derek Homeier et al.·Oct 27, 2008SaveLearn
Properties of X-ray Binaries in the Magellanic Clouds from RXTE and Chandra ObservationsThe X-ray binary population of the SMC is very different from that of the Milky Way consisting, with one exception, entirely of transient pulsating Be/neutron star binaries. We have now been…R. H. D. Corbet, M. J. Coe, K. E. McGowan et al.·Oct 27, 2008SaveLearn
Molecular gas in NUclei of GAlaxies (NUGA). XI. A complete gravity torque map of NGC4579: new clues on bar evolutionWe create a complete gravity torque map of the disk of the LINER/Seyfert 1.9 galaxy NGC4579. We quantify the efficiency of angular momentum transport and search for signatures of secular evolution in…S. Garcia-Burillo, S. Fernandez-Garcia, F. Combes et al.·Oct 27, 2008SaveLearn
Multiwavelength Signatures of Magnetic Activity from Young Stellar Objects in the LkHα101 Cluster[abridged] We describe the results of our multi-wavelength observing campaign on the young stellar objects in the LkHα101 cluster. Our simultaneous X-ray and multi-frequency radio observations are…R. A. Osten, S. J. Wolk·Oct 27, 2008SaveLearn
Constraining Modified Gravity and Growth with Weak LensingThe idea that we live in a Universe undergoing a period of acceleration is a strongly held notion in cosmology. As this can, potentially, be explained with a modification to General Relativity we…Shaun A. Thomas, Filipe B. Abdalla, Jochen Weller·Oct 27, 2008SaveLearn
The role of magnetic fields in governing the angular momentum evolution of solar-type starsI review the development of ideas regarding the angular momentum evolution of solar-type stars, from the early 60's to the most recent years. Magnetic fields are the central agent that dictates…Jerome Bouvier·Oct 27, 2008SaveLearn
Stellar abundances and ages for metal-rich Milky Way globular clusters - Stellar parameters and elemental abundances for 9 HB stars in NGC6352[ABRIDGED] Metal-rich globular clusters provide important tracers of the formation of our Galaxy. Moreover, and not less important, they are very important calibrators for the derivation of…S. Feltzing, F. Primas, R. A. Johnson·Oct 27, 2008SaveLearn
Modeling He-rich subdwarfs through the hot-flasher scenario (brief version)We present 1D numerical simulations aimed at studying the hot-flasher scenario for the formation of He-rich subdwarf stars. Sequences were calculated for a wide range of metallicities and with the He…M. M. Miller Bertolami, L. G. Althaus, K. Unglaub et al.·Oct 27, 2008SaveLearn
The fainter the better: cataclysmic variable stars from the SDSSThe Sloan Digital Sky Survey has identified a total of 212 cataclysmic variables, most of which are fainter than 18th magnitude. This is the deepest and most populous homogeneous sample of…John Southworth, B T Gaensicke, T R Marsh·Oct 27, 2008SaveLearn
XMM-Newton observations of IGR J00291+5934: signs of a thermal spectral component during quiescenceWe present X-ray observations of the transient accretion-powered millisecond pulsar IGR J00291+5934 during quiescence. IGR J00291+5934 is the first source among accretion powered millisecond pulsars…Sergio Campana, Luigi Stella, Gianluca Israel et al.·Oct 27, 2008SaveLearn
Forbush decreases and solar events seen in the 10 - 20GeV energy range by the Karlsruhe Muon TelescopeSince 1993, a muon telescope located at Forschungszentrum Karlsruhe (Karlsruhe Muon Telescope) has been recording the flux of single muons mostly originating from primary cosmic-ray protons with…I. Braun, J. Engler, J. R. Hörandel et al.·Oct 27, 2008SaveLearn
Hard X-ray/soft gamma-ray Characteristics of the Persistent Emission from MagnetarsIn this paper the current status of high-energy research on the hard X-ray characteristics of the persistent emission from magnetars is reviewed. Focus is put on recent intriguing results for 1RXS…L. Kuiper, P. R. den Hartog, W. Hermsen·Oct 27, 2008SaveLearn
On the Low Surface Magnetic Field Structure of Quark StarsFollowing some of the recent articles on hole super-conductivity and related phenomena by Hirsch H1,H2,H3, a simple model is proposed to explain the observed low surface magnetic field of the…Nandini Nag, Sutapa Ghosh, Roni Saha et al.·Oct 27, 2008SaveLearn
The evolution of massive and very massive stars in clustersThe present paper reviews massive star (initial mass smaller than 120 M0) and very massive star (initial mass larger than 120 M0) evolution. I will focus on evolutionary facts and questions that may…Dany Vanbeveren·Oct 27, 2008SaveLearn
A close look at compact triple radio sourcesWe show an archival 1.4-GHz Very Large Array (VLA) image of the core-dominated triple (CDT) radio source J1628+3906, along with a recent high-resolution 5-GHz Very Long Baseline Interferometry (VLBI)…D. Cseh, A. Fuhl, S. Frey·Oct 27, 2008SaveLearn
Identification of Potential Weak Target Radio Quasars for ASTRO-G In-Beam Phase-ReferencingWe apply an efficient selection method to identify potential weak Very Long Baseline Interferometry (VLBI) target quasars simply using optical (SDSS) and low-resolution radio (FIRST) catalogue data.…S. Frey, K. E. Gabanyi, Y. Asaki·Oct 27, 2008SaveLearn
Revisiting the optical depth of spiral galaxies using the Tully-Fisher B relationAims. We attempt to determine the optical depth of spiral galaxy disks by a statistical study of new Tully-Fisher data from the ongoing KLUN+ survey, and to clarify the difference between the true…E. Kankare, M. Hanski, G. Theureau et al.·Oct 27, 2008SaveLearn